// Copyright (c) 2008-2010, Arne Claus
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are permitted provided that the 
// following conditions are met:
//
// - Redistributions of source code must retain the above copyright notice, this list of conditions and the following 
//   disclaimer.
// - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following 
//   disclaimer in the documentation and/or other materials provided with the distribution.
// - Neither the name Arne Claus nor the names of any contributors may be used to endorse or promote products
//   derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 
// USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#ifndef __INCLUDED_CRL_ATOMIC_FACTORY_H_
#define __INCLUDED_CRL_ATOMIC_FACTORY_H_

#include "CRL_Defines.h"
#include "CBL_ReferencePtr.h"
#include "CBL_Singleton.h"

#include "CRL_BufferAtomic.h"
#include "CRL_ShaderProgramAtomic.h"
#include "CRL_PlatformHandle.h"

CB_SUBNAMESPACE_START(RenderLib)

class CAtomicFactory
{
public:
    
    RENDERLIB_API static CAtomicFactory& CreateInstance(IPlatformHandle& _rHandle);
	RENDERLIB_API static CAtomicFactory& GetInstance();
	RENDERLIB_API static void Release();
	RENDERLIB_API static bool IsValid();
	
public:
	
	RENDERLIB_API virtual CBufferAtomicPtr CreateIndexBuffer(CIndexBufferDescriptor& _rDescriptor) = 0;
	RENDERLIB_API virtual CBufferAtomicPtr CreateVertexBuffer(CVertexBufferDescriptor& _rDescriptor) = 0;
	RENDERLIB_API virtual CBufferAtomicPtr CreatePixelBuffer(CPixelBufferDescriptor& _rDescriptor) = 0;
	
    RENDERLIB_API virtual CShaderProgramAtomicPtr CreateShaderProgram() = 0;
	RENDERLIB_API virtual CShaderProgramAtomicPtr CreateShaderProgram(CShaderProgramDescriptor& _rDescriptor) = 0;

protected:
    
	virtual ~CAtomicFactory()
	{ 
		s_pInstance = NULL; 
	}
    
private:
    
    static CAtomicFactory* s_pInstance;
};

CB_SUBNAMESPACE_END

#endif